Archive | Chemistry RSS for this section

Achieving Configuration

[php snippet=3]

When metallic substances lose electrons, they are trying to achieve the electron configuration of what?

Loading ... Loading ...


Subscribe below to receive the MCAT Question of the Day delivered straight to your inbox every morning.

 



Buffer Buffoon

[php snippet=3]

A student creates a 1M citrate (C3H5O(COO)33-) buffer solution at pH 5.0. He then dilutes the solution to 200 mM, and adds it to his experiment. What is the pH of the 200 mM buffer solution?

Loading ... Loading ...


Subscribe below to receive the MCAT Question of the Day delivered straight to your inbox every morning.

 



HNMR Identification

In proton NMR spectroscopy, which compounds or functional groups show a characteristic peak in the range 9-10 ppm?

Loading ... Loading ...


Subscribe below to receive the MCAT Question of the Day delivered straight to your inbox every morning.

 



Reagents & Transformations

[php snippet=3]

Which reagents would carry out the following transformation?

Loading ... Loading ...


Subscribe below to receive the MCAT Question of the Day delivered straight to your inbox every morning.

 



Hexan-1-ol to Hexanal

[php snippet=3]

Which reagent would you choose to convert hexan-1-ol to hexanal?

Loading ... Loading ...


Subscribe below to receive the MCAT Question of the Day delivered straight to your inbox every morning.

 



The pH Value Is Right

[php snippet=3]

Which set of 1 Molar solutions has the correct pH values?

Loading ... Loading ...


Subscribe below to receive the MCAT Question of the Day delivered straight to your inbox every morning.

 



Mass of the Gas

[php snippet=3]

The density of an unknown gas under STP conditions is 3.17 g.L-1. What is the molecular mass of the gas?

Loading ... Loading ...


Subscribe below to receive the MCAT Question of the Day delivered straight to your inbox every morning.

 



Recrystallization and You

[php snippet=3]

Which statement below about recrystallization is NOT correct?

Loading ... Loading ...


Subscribe below to receive the MCAT Question of the Day delivered straight to your inbox every morning.

 



Phase Changes

[php snippet=3]

Which opposite Phase Changes occur at the same temperature for a pure substance?

Loading ... Loading ...


Subscribe below to receive the MCAT Question of the Day delivered straight to your inbox every morning.

 



Liters of HCl

[php snippet=3]

How many liters of 0.3M HCl can be made from a 2L stock solution of 1.5M HCl?

Loading ... Loading ...


Subscribe below to receive the MCAT Question of the Day delivered straight to your inbox every morning.